export const singer = state => state.singer
export const playingState = state => state.playingState
export const fullScreen = state => state.fullScreen
export const playList = state => state.playList
export const sequenceList = state => state.sequenceList
export const mode = state => state.mode
export const currentIndex = state => state.currentIndex
export const currentSong = (state) => state.playList[state.currentIndex] || {}
export const disc = state => state.disc || {}
export const topList = state => state.topList || {}
export const searchHistory = state => state.searchHistory || []
export const playHistory = state => state.playHistory || []
export const favoriteList = state => state.favoriteList || []
